On Thu, Jun 19, 2008 at 11:28:08AM -0700, Bernard Li wrote:
> Hi David:
Hey Bernard!
> On Thu, Jun 19, 2008 at 6:50 AM, Lombard, David N
> <dnlombar at ichips.intel.com> wrote:
>> > Did you look for /proc/acpi/thermal_zone/*/temperature The glob is for
> > your BIOS-defined ID. If it does exist, that's the value that drives
> > /proc/acpi/thermal_zone/*/trip_points
> >
> > See also /proc/acpi/thermal_zone/*/polling_frequency
>> I have always wondered about /proc/acpi/thermal_zone. I noticed that
> on some servers, the files exist, but on others, that directory is
> empty. I guess this is dependent on whether the BIOS exposes the
> information to the kernel? Or are there modules that I need to
> install to get it working?
Yes, a specific config is needed; but, a given kernel that sees it on
one system, it will see it all systems IFF the BIOS sets it up. For any
distro, it's a BIOS issue.
--
David N. Lombard, Intel, Irvine, CA
I do not speak for Intel Corporation; all comments are strictly my own.